UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zejWiBIFCWzuzzcs+EvKJKIrpBh2kLm1QtL+FLnqSos=' 
WHERE 
  key_id = '8d8ee89beafe6b8c3dceda6d8492278b412f1b0724a72594cb18fab8390567a1' 
  AND (
    token = 'zejWiBIFCWzuzzcs+EvKJKIrpBh2kLm1QtL+FLnqSos=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )